MPC5634M datasheet(73/106 Pages) FREESCALE

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MPC5634M Microcontroller Data Sheet, Rev. 8

Freescale Semiconductor

4.6

Power Management Control (PMC) and Power On Reset (POR)

electrical specifications

Table 14. PMC Operating conditions and external regulators supply voltage

Name

Parameter

Min

Typ

Max

Unit

Jtemp

— Junction temperature

–40

150

°C

Vddreg

— PMC 5 V supply voltage VDDREG

4.751

1 During start up operation the minimum required voltage to come out of reset state is 4.6 V.

55.25

Vdd

— Core supply voltage 1.2 V VDD when external

regulator is used without disabling the internal

regulator (PMC unit turned on, LVI monitor

active)2

2 An internal regulator controller can be used to regulate core supply.

1.263

3 The minimum supply required for the part to exit reset and enter in normal run mode is 1.28 V.

1.3

1.32

—

— Core supply voltage 1.2 V VDD when external

regulator is used with a disabled internal

regulator (PMC unit turned-off, LVI monitor

disabled)

1.14

1.2

1.32

Ivdd

— Voltage regulator core supply maximum DC

output current4

4 The onchip regulator can support a minimum of 400 mA although the worst case core current is 180 mA.

400

—

Vdd33

— Regulated 3.3 V supply voltage when external

regulator is used without disabling the internal

regulator (PMC unit turned-on, internal 3.3 V

regulator enabled, LVI

monitor active)5

5 An internal regulator can be used to regulate 3.3 V supply.

3.3

3.45

3.6

—

— Regulated 3.3 V supply voltage when external

regulator is used with a disabled internal

regulator (PMC unit turned-off, LVI monitor

disabled)

33.3

3.6

—

— Voltage regulator 3.3 V supply maximum

required DC output current

—

Table 15. PMC electrical characteristics

Name

Parameter

Min

Typ

Max

Unit

Notes

Vbg

C Nominal bandgap voltage

reference

—

1.219

—

P Untrimmed bandgap

reference voltage

Vbg–7%

Vbg

Vbg+6%

—

P Trimmed bandgap

reference voltage (5 V,

27 °C)1

Vbg–10mV

Vbg

Vbg+10mV

—

C Bandgap reference

temperature variation

—

100

—

ppm

/°C

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